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Finding the Fourth Proportional to 541,753.32, 747,744 and 360,472.86

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Solution

The fourth proportional to 541,753.32, 747,744 and 360,472.86 is: 497,535.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,753.32 : 747,744 = 360,472.86 : x
  2. Step 2: Convert to fraction form
    541,753.32/747,744 = 360,472.86/x
  3. Step 3: Cross multiply
    541,753.32x = 747,744 × 360,472.86
  4. Step 4: Simplify right side
    541,753.32x = 269,541,418,227.84
  5. Step 5: Solve for x
    x = 269,541,418,227.84/541,753.32
  6. Step 6: Final answer
    x = 497,535.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.